| Company | Country | ZIP | City | Products |
| Americarb | USA | OH 44805 | Ashland | Graphite Felts & Foils |
| Beijing North Xinyuan Electr. Carbon Products Co., Ltd | China | 100023 | Beijing | Graphite Heating Elements |
CGT Carbon GmbH
| Germany | 53567 | Asbach | Graphite Heating Elements, Furnace Linings, Felts & Foils, C-C/ Components & Racks, Baskets and Fixtures, Rigid & Soft Felts, Coatings |
| Cronite Mancelle | France | 72233 | Arnage Cedex | Fixtures |
| Elektrokarbon a.s. | Slovak Republic | 955 22 | Topoľčany | Graphite Heating Elements, Graphite Components, Graphite machined parts, Graphite fixtures, Graphite trays |
| Graftech | USA | OH 44107 | Lakewood | Graphite Felts & Foils |
| Graphite Cova | Germany | 90552 | Röthenbach | Heating Elements, Furnace Components, Felts |
| Graphite Materials GmbH | Germany | 60513 | Zirndorf | Graphite, Furnace Linings, Trays, Heating Elements, Fixtures, Fans, Felts, C-C Rack Systems |
| GTD Graphit Technologie GmbH (Toyo Tanso) | Germany | 35428 | Langgöns | Graphite, Furnace Linings, Trays, Heating Elements, Fixtures, Fans, Felts |
| NIPPON Kornmeyer Carbon Group GmbH | Germany | 53578 | Windhagen | Graphite, Furnace Linings, Trays, Heating Elements, Fixtures, Fans |
| Kompozitum s.r.o. | Slovak Republic | 955 01 | Topolcany | Graphite Heating Elements, Graphite Components |
| Kureha Corp | Japan | | Osaka | Carbon Fibers, Carbon Felts |
| Mersen | France | | | Graphite, Furnace Linings, Trays, Heating Elements, Fixtures |
| Nippon Carbon | Japan | | Tokyo | Graphite, Graphite Felts & Foils |
| Safran Herakles | France | 33185 | Le Haillan | C-C Trays |
| Schunk Kohlenstofftechnik GmbH | Germany | 35452 | Heuchelheim | Graphite, Furnace Linings, Trays, Heating Elements, Fixtures, Fans, Felts |
| SGL Carbon GmbH | Germany | 86405 | Meitingen | Graphite; Furnace Linings; C-C/Graphite Trays; Baskets and Fixtures ; Heating Elements; Fans; Rigid & Soft Felts; Foils |
| Tokai Carbon | Japan | | Tokyo | Graphite, Furnace Linings, Trays, Heating Elements, Fixtures |
| Topgrafit | Slovakia | 955 01 | Topoľčany | Graphite Components |
| Toyo Tanso | Japan | | Osaka | Graphite, Furnace Linings, Trays, Heating Elements, Fixtures, Fans, Felts, |
